Allacma purpurescens
(A.D.MacGillivray, 1894)
Allacma purpurescens is a globular springtail in the Sminthuridae. It is one of the larger and more visually distinctive in the Allacma, characterized by a purplish coloration. The species has been documented in scattered records across multiple continents. It belongs to the order Symphypleona, which comprises springtails with a compact, rounded body form.
Pronunciation
How to pronounce Allacma purpurescens: /əˈlæk.mə pɜːr.pjəˈrɛs.əns/
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Distribution
Records exist from North America (including Canada and the United States), Europe, and Australia. The broad geographic pattern suggests either a naturally widespread distribution or possible introduction to some regions.
Similar Taxa
- Allacma fuscaSimilar globular body form and size; distinguished by coloration, with A. purpurescens showing purplish tones rather than the darker coloration of A. fusca
- Other Sminthuridae genera (e.g., Sminthurus, Bourletiella)Share the globular Symphypleona body shape; A. purpurescens can be separated by its distinctive coloration and the specific antennal and body proportions characteristic of Allacma